CN216742168U - Fan subassembly and converter - Google Patents
Fan subassembly and converter Download PDFInfo
- Publication number
- CN216742168U CN216742168U CN202122962379.2U CN202122962379U CN216742168U CN 216742168 U CN216742168 U CN 216742168U CN 202122962379 U CN202122962379 U CN 202122962379U CN 216742168 U CN216742168 U CN 216742168U
- Authority
- CN
- China
- Prior art keywords
- assembly
- side plate
- fan
- base
- subassembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005192 partition Methods 0.000 claims abstract description 26
- 238000009434 installation Methods 0.000 description 4
- 241000886569 Cyprogenia stegaria Species 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a fan subassembly and converter, the fan subassembly includes casing and fan, the casing includes base subassembly, curb plate subassembly, cowl and apron subassembly. The fan is mounted on the base assembly. The side plate assembly is mounted to the periphery of the edge of the base assembly. The arc-shaped partition plate is positioned on the base assembly and is arranged between the fan and the side plate assembly. The cover plate assembly is covered on the side plate assembly. Wherein the arc face of the arc-shaped partition plate faces the corner of the side plate assembly. The utility model discloses a fan subassembly and converter can effective noise reduction, reduce cost, and the quality is good.
Description
Technical Field
The utility model relates to a converter technical field, in particular to fan subassembly and a converter that has this fan subassembly.
Background
The medium-high voltage frequency converter often can adopt the fan to cool off its inside heating element, and the fan is installed in the fan shell, and the fan rotates the air current that the in-process produced and acts on the inner wall of fan shell, often produces higher noise, and noise surpasss the allowed value even sometimes.
In the prior art, one solution is to replace a fan, reduce noise, meet the air quantity requirement, but have higher cost; another solution is to reduce the design criteria and increase the allowed noise level, but this solution affects the quality of the frequency converter.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a fan subassembly and a converter that has this fan subassembly, can effectively noise reduction, reduce cost, and the quality is good.
The utility model provides a fan assembly, it includes casing and fan, the casing includes base subassembly, curb plate subassembly, ARC baffle and apron subassembly. The fan is mounted on the base assembly. The side plate assembly is mounted to the periphery of the edge of the base assembly. The arc-shaped partition plate is positioned on the base assembly and is arranged between the fan and the side plate assembly. The cover plate assembly is covered on the side plate assembly. Wherein the arc face of the arc-shaped partition plate faces the corner of the side plate assembly.
In an exemplary embodiment of the fan assembly, the base assembly includes a base and a bearing plate disposed on the base and fixed to the base.
In an exemplary embodiment of the fan assembly, the bearing plate is provided with a fan air guide hole.
In an exemplary embodiment of the fan assembly, the side panel assembly includes a first side panel, a second side panel, a third side panel and a fourth side panel, the first side panel, the second side panel, the third side panel and the fourth side panel are sequentially arranged in an adjacent manner, a first corner is formed between the first side panel and the second side panel, and a second corner is formed between the second side panel and the third side panel.
In one exemplary embodiment of a fan assembly, the curved baffle has a baffle body, a first protrusion and a second protrusion, the first protrusion and the second protrusion extending from and protruding from the baffle body, the first protrusion facing the first corner and the second protrusion facing the second corner.
In an exemplary embodiment of the fan assembly, the arc-shaped partition plate further has an avoiding portion, and the avoiding portion is fixed to the partition plate body and forms an installation avoiding included angle with the end portion of the partition plate body.
The utility model also provides a converter, it includes the aforesaid arbitrary fan subassembly.
In an exemplary embodiment of the frequency converter, the frequency converter is a medium voltage frequency converter or a high voltage frequency converter.
The utility model discloses an among fan subassembly and the converter, ARC installs between fan and curb plate subassembly, because ARC is the arc structure, ARC's cambered surface can effectively reduce the windage towards curb plate subassembly's turning for the air current flows more smoothly in the casing, is difficult to the noise generation, thereby reaches the purpose of making an uproar. In addition, the fan assembly is low in cost, the cost of the frequency converter is reduced, the design standard does not need to be reduced, and the quality of the frequency converter can be guaranteed.
Drawings
The above and other features and advantages of the present invention will become more apparent to those of ordinary skill in the art by describing in detail preferred embodiments thereof with reference to the attached drawings, in which:
fig. 1 is a schematic perspective view of a fan assembly according to an embodiment of the present invention.
FIG. 2 is an exploded perspective view of a housing of the blower assembly shown in FIG. 1.
Fig. 3 is a perspective view of the base assembly, side plate assembly and arcuate partition of the housing of fig. 2.
Fig. 4 is a perspective view of an arcuate partition of the housing shown in fig. 2.
In the above figures, the reference numerals used are as follows:
100 blower assembly
101 casing
20 base assembly
21 base
22 carrying plate
221 blower air guide hole
30 side plate assembly
31 first side plate
32 second side plate
33 third side plate
34 fourth side plate
40 arc-shaped partition board
41 partition body
42 first projection
43 second convex part
44 escape part
441 installation avoiding included angle
50 cover plate assembly
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention is further described in detail by referring to the following embodiments.
Fig. 1 is a schematic perspective view of a fan assembly according to an embodiment of the present invention, and fig. 2 is an exploded perspective view of a housing of the fan assembly shown in fig. 1, please refer to fig. 1 and fig. 2, a fan assembly 100 of the embodiment includes a housing 101 and a fan, and the housing 101 includes a base assembly 20, a side plate assembly 30, an arc-shaped partition 40 and a cover plate assembly 50. The blower is mounted on the base assembly 20. The side plate assembly 30 is mounted to the periphery of the edge of the base assembly 20. An arcuate partition 40 is located on the base assembly 20 and is mounted between the fan and the side plate assembly 30. The cover plate assembly 50 is placed over the side plate assembly 30. Wherein the curved surface of the curved partition 40 faces the corner of the side panel assembly 30.
More specifically, fig. 3 is a perspective view of the base assembly, the side plate assembly and the arc-shaped partition plate of the housing shown in fig. 2, and referring to fig. 3, the base assembly 20 includes a base 21 and a carrier plate 22, and the carrier plate 22 is disposed on the base 21 and fixed to the base 21. The base 21 has a hollow structure. The bearing plate 22 is provided with a fan air guide hole 221. The bottom of the fan is mounted on the carrier plate 22 and the fan is located between the base assembly 20 and the cover plate assembly 50. The fan air guide hole 221 is used for guiding air for the fan, and air flow generated by the fan flows out of the base 21.
The side plate assembly 30 comprises a first side plate 31, a second side plate 32, a third side plate 33 and a fourth side plate 34, wherein the first side plate 31, the second side plate 32, the third side plate 33 and the fourth side plate 34 are arranged adjacently in sequence, a first corner is formed between the first side plate 31 and the second side plate 32, and a second corner is formed between the second side plate 32 and the third side plate 33.
Fig. 4 is a perspective view of the curved partition of the housing shown in fig. 2, please refer to fig. 4 together, the curved partition 40 has a partition body 41, a first protrusion 42 and a second protrusion 43, the first protrusion 42 and the second protrusion 43 extend from the partition body 41 and protrude from the partition body 41, the first protrusion 42 and the second protrusion 43 are arranged at an interval, the first protrusion 42 faces the first corner, and the second protrusion 43 faces the second corner.
The arc-shaped partition plate 40 further has a relief portion 44, and the relief portion 44 is fixed to the partition plate body 41 and forms an installation relief included angle 441 with the end portion of the partition plate body 41. The installation avoiding included angle 441 can avoid other parts installed in the shell 101, and avoid the arc-shaped partition plate 40 from interfering with the other parts.
In operation, the fan generates an airflow during rotation, local pressure pulsations are generated between the airflow and the housing 101, and the airflow propagates outwards through the surrounding air in the form of waves to generate noise, which tends to generate loud noise at the corners of the side plate assembly 30. The utility model discloses in, because ARC 40 is the arc structure, ARC 40's cambered surface can effectively reduce the windage towards curb plate assembly 30's turning for the air current flows more smoothly in casing 101, is difficult to the noise generation, thereby reaches the purpose of making an uproar of falling.
The utility model also provides a frequency converter, it includes foretell fan assembly 100. The frequency converter is a medium-voltage frequency converter or a high-voltage frequency converter. Due to the use of the fan assembly 100, the frequency converter is low in noise and low in cost, does not need to reduce design standards, and is guaranteed in quality.
The utility model discloses a fan subassembly and converter have following advantage at least:
1. the utility model discloses an among fan subassembly and the converter, ARC installs between fan and curb plate subassembly, because ARC is the arc structure, ARC's cambered surface can effectively reduce the windage towards curb plate subassembly's turning for the air current flows more smoothly in the casing, is difficult to the noise generation, thereby reaches the purpose of making an uproar. In addition, the fan assembly is low in cost, the cost of the frequency converter is reduced, the design standard does not need to be reduced, and the quality of the frequency converter can be guaranteed.
2. The utility model discloses an in the embodiment of fan subassembly and converter, the first turning and the second turning of curb plate subassembly contribute greatly to the production of noise, and the cowl has baffle body, first convex part and second convex part, and first convex part and second convex part extend and protrusion in baffle body from baffle body, first convex part orientation first turning, second convex part orientation second turning, cowl's special construction can realize effectively falling and make an uproar.
3. The utility model discloses an in the embodiment of fan subassembly and converter, the simple structure of fan subassembly, convenient the manufacturing, it is with low costs.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. Fan assembly (100) comprising a housing (101) and a fan, characterized in that said housing (101) comprises:
a base assembly (20) on which the fan is mounted,
a side plate assembly (30) mounted to the periphery of the edge of the base assembly (20);
an arcuate partition (40) located on the base assembly (20) and mounted between the fan and the side plate assembly (30); and
the cover plate assembly (50) is covered on the side plate assembly (30);
wherein the arc of the arc-shaped partition plate (40) faces the corner of the side plate assembly (30).
2. The fan assembly (100) of claim 1, wherein the base assembly (20) comprises:
a base (21); and
and the bearing plate (22) is configured on the base (21) and is fixed with the base (21).
3. The fan assembly (100) of claim 2, wherein the carrier plate (22) defines fan guide holes (221).
4. The fan assembly (100) of claim 1, wherein the side plate assembly (30) comprises a first side plate (31), a second side plate (32), a third side plate (33) and a fourth side plate (34), the first side plate (31), the second side plate (32), the third side plate (33) and the fourth side plate (34) are arranged in an abutting manner in sequence, a first corner is formed between the first side plate (31) and the second side plate (32), and a second corner is formed between the second side plate (32) and the third side plate (33).
5. The fan assembly (100) of claim 4 wherein the curved baffle (40) has a baffle body (41), a first protrusion (42) and a second protrusion (43), the first protrusion (42) and the second protrusion (43) extending from the baffle body (41) and protruding from the baffle body (41), the first protrusion (42) facing the first corner and the second protrusion (43) facing the second corner.
6. The fan assembly (100) of claim 5, wherein the curved baffle (40) further comprises a relief (44), the relief (44) being secured to the baffle body (41) and forming a mounting relief angle (441) with an end of the baffle body (41).
7. Frequency converter, characterized in that it comprises a fan assembly (100) according to any of claims 1 to 6.
8. The frequency converter according to claim 7, wherein the frequency converter is a medium voltage frequency converter or a high voltage frequency converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122962379.2U CN216742168U (en) | 2021-11-29 | 2021-11-29 | Fan subassembly and converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122962379.2U CN216742168U (en) | 2021-11-29 | 2021-11-29 | Fan subassembly and converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216742168U true CN216742168U (en) | 2022-06-14 |
Family
ID=81931234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122962379.2U Active CN216742168U (en) | 2021-11-29 | 2021-11-29 | Fan subassembly and converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216742168U (en) |
-
2021
- 2021-11-29 CN CN202122962379.2U patent/CN216742168U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0385298B1 (en) | Electric blower having improved return passage for discharged air flow | |
| CN110118187B (en) | Fan and range hood with same | |
| US4371313A (en) | Miniature diagonal blower with axial flow inlet and radial flow outlet | |
| CN216742168U (en) | Fan subassembly and converter | |
| JP4876586B2 (en) | Recessed ceiling ventilation fan | |
| JP3770958B2 (en) | Electronic component cooling system | |
| KR20000032363A (en) | Sound-absorbing material of air conditioner | |
| JP5309516B2 (en) | Centrifugal blower | |
| CN111379724B (en) | Fan assembly and communication equipment | |
| CN216714759U (en) | Fan subassembly and converter | |
| CN221175898U (en) | Reactor assembly and air conditioner | |
| CN210050050U (en) | Novel pump assembly | |
| CN215890606U (en) | Noise reduction device and air conditioner | |
| CN211019659U (en) | Dustproof electronic stop board | |
| JPH10117079A (en) | Fan-fitting structure for electronic apparatus | |
| CN216644309U (en) | Noise reduction system and cigarette machine | |
| CN216278572U (en) | Volute, centrifugal fan, air conditioner indoor unit and air conditioner | |
| CN210371098U (en) | Air compressor box windshield | |
| CN218998643U (en) | Heat dissipation mechanism | |
| CN217604192U (en) | Smoke blocking and noise reducing structure and range hood | |
| CN113286505B (en) | Ventilation shielding window and electrical equipment | |
| CN210605601U (en) | Server for data center | |
| CN220735291U (en) | Motor assembly of dust collector and dust collector | |
| CN218163135U (en) | Outer machine of heat pump and heat pump equipment | |
| CN214230894U (en) | Steaming and baking oven |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 200137 No.460, Gaoxiang Ring Road, Gaodong Industrial Park, Pudong New Area, Shanghai Patentee after: Yinmengda (Shanghai) Electrical Transmission Equipment Co.,Ltd. Country or region after: China Address before: 200137 No.460, Gaoxiang Ring Road, Gaodong Industrial Park, Pudong New Area, Shanghai Patentee before: SIEMENS ELECTRICAL DRIVES (SHANGHAI) Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |